protected function getObjectStateServiceMock()
{
$objectStateServiceMock = $this->getMock('eZ\\Publish\\Core\\Repository\\ObjectStateService', array(), array(), '', false);
$objectStateServiceMock->expects($this->any())->method('newObjectStateCreateStruct')->with($this->equalTo('test-state'))->will($this->returnValue(new ObjectStateCreateStruct(array('identifier' => 'test-state'))));
return $objectStateServiceMock;
}